276148730144471 has 2 divisors, whose sum is σ = 276148730144472. Its totient is φ = 276148730144470.

The previous prime is 276148730144461. The next prime is 276148730144473. The reversal of 276148730144471 is 174441037841672.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-276148730144471 is a prime.

It is a super-3 number, since 3×276148730144471³ (a number of 44 digits) contains 333 as substring.

Together with 276148730144473, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 276148730144471.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (276148730144473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138074365072235 + 138074365072236.

It is an arithmetic number, because the mean of its divisors is an integer number (138074365072236).

Almost surely, 2^{276148730144471} is an apocalyptic number.

276148730144471 is a deficient number, since it is larger than the sum of its proper divisors (1).

276148730144471 is an equidigital number, since it uses as much as digits as its factorization.

276148730144471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25288704, while the sum is 59.

The spelling of 276148730144471 in words is "two hundred seventy-six trillion, one hundred forty-eight billion, seven hundred thirty million, one hundred forty-four thousand, four hundred seventy-one".